From 751480e70f1a2b56afe0b1e1bf07bc39a1d411b9 Mon Sep 17 00:00:00 2001
From: "Matthias P. Braendli" <matthias.braendli@mpb.li>
Date: Mon, 7 Mar 2016 23:13:46 +0100
Subject: Fix PTHREAD configure

---
 configure.ac | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index 3796ab0..2924d19 100644
--- a/configure.ac
+++ b/configure.ac
@@ -17,7 +17,12 @@ LT_INIT
 AX_CXX_COMPILE_STDCXX_11(noext,mandatory)
 
 # std::thread requires pthread
-AX_PTHREAD([], AC_MSG_ERROR([requires pthread]))
+AX_PTHREAD( [
+            AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.])
+            CLIBS="$PTHREAD_LIBS $LIBS"
+            CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+            LDFLAGS="$LDFLAGS $PTHREAD_CFLAGS"
+            CC="$PTHREAD_CC"], [AC_MSG_ERROR([requires pthread])] )
 
 AC_CHECK_LIB([m], [sin])
 
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